Robert Downey Jr. as Iron Man

Robert Downey Jr. as Iron Man

He may not be a sex symbol in the same capacity as hot-bodied younger studs like Chris Evans, but Robert Downey Jr. holds his own with the likes of other superheroes as Tony Stark in the Iron Man and Avengers films.

#3/10:

Mark Ruffalo as The Hulk

Mark Ruffalo as The Hulk

Nothing against Eric Bana or Ed Norton, but we were beyond happy to see Mark Ruffalo cast as the new modern-day Hulk of the Avengers movies. We think he is cute, cute, cute — and incredibly sweet to boot!